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Measurement of Moisture-
dependent Ion Diffusion Constants in Wood Cell Walls
Snapshot: Diffusion constants of inorganic ions diffusing through individual wood cell wall layers were measured for the first time at moisture conditions below water saturation.
FPL-built humidity chamber (inset) designed to perform X-ray fluorescence microscopy experiments under controlled humidity conditions at Beamline 2-ID-E at the Advanced Photon Source (Argonne National Laboratory, Argonne, IL, USA).